Contributions to the natural history of the United States of America
Series: Library of American civilization -- LAC 20938-39.
Publisher: Little, Brown and Company; Trubner & Co.
Published: 1857
Place of publication: Boston; London
Language: eng
Format: Microform
Subjects: Zoology -- United States; Turtles; Cnidaria -- United States; Zoology -- Classification
Notes: The complete work was to include 10 vols., but only 4 were published.

First monograph (v. 1-2) in 3 parts; second monograph (v. 3-4) in 5 parts.

Microfiche. Chicago : Library Resources, inc., 1970. 2 microfiches ; 8 x 13 cm. (Library of American civilization ; LAC 20938-39)

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Table of contents: title: v. I., pt. I. Essay on classification. pt. II. North American Testudinata. 1857; title: v. II., pt. III. Embryology of the turtle. 1857; title: v. III., pt. I. Acalephs in general. pt. II. Ctenophoroe. 1860; title: v. IV., pt. III. Discophorae. pt. IV. Hydroidae. pt. V. Homologies of the Radiata.